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Question

A rectangular lawn 80m×60m has two roads each 10m wide running in the middle of it, one parallel to the length and the other parallel to the breadth. The cost of graveling them at Rs.30 per square meter will be?

A
Rs 38000
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B
Rs 40000
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C
Rs. 39000
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D
Rs. 39500
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Solution

The correct option is C Rs. 39000
Area of road =80(10)+60(10)10(10)=1300m2
Cost of gravelling them at Rs.30 per square meter =30(1300)=Rs.39000
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